look up any word, like the eiffel tower:

1 definition by Wanna Be Tan Girl

 
1.
btf
Best Tanning Friends

Your buddy you go tanning with. Your best girl or guy friend. Or just some random person you only hangout with when you go tanning together.
"I'm going tanning with my btf!" :)
by Wanna Be Tan Girl April 15, 2011